sch40 astm a53 gr.b carbon steel pipe top factory

Our company:

We produce all kinds of specification seamless steel tube for more than 20 years , such as cold drawn/rolled precision seamless steel tube ,honed tube ,SRB tube ,etc. And these products are application for hydraulic cylinder, automobile, oil drilling and so on.

Dimensions tolerance

Package

1. bundle packing

2. marking as per customer's requests

3. paint on the pipe as per customer request

Delivery condition

1. NBK(+N)

after cold forming, eventually above phase transition point, in a protective atmosphere of annealing oxidation medium

2. GBK(+A)

after cold forming, annealing in non oxidizing medium protective gas

3. BK(+C)

the final heat treatment after cold forming, therefore small steel pipe plastically, the plastically degree does not guarantee

4. BKW(+LC)

after final heat treatment, a tiny cold drawing deformation, continue again when machining steel pipe allowed inside certain limits cold deformation(bending, flaring)

5. BKS(+SR)

have a stress relief after cold forming, heat treatment, steel pipe can be carried out within a certain limit in the appropriate processing

Our service

1. Cargo track service during transporting and feedback service after cargo is loaded on board

2. Flexible terms of payment by T/T and L/C 
3. Big discount for repeat customers 

4.More than 20 years experiences of steel trading

5.Treat all customers sincerely

FAQ:

Q: What about your payment term?

A: Usually T/T or L/C or as client's request

Q: How about your capacity?

A: For steel pipes, 500 tons per month, 6000 tons per year.

Q: what about your package?

1. bundle packing

2. marking as per customer's requests

3. paint on the pipe as per customer request

4. pipe caps as customer requests

Q: If products have some quality problem,how would you deal with?

A: We will responsible for all of our quality problems and we are trade assurance supplier.

More details, pls contact us!